The saga around the WMF flaw in Windows continues. "A cryptographically signed version of Microsoft's patch for the Windows Metafile vulnerability accidentally leaked onto the Internet late Tuesday, adding a new wrinkle to the company's round-the-clock efforts to stop the flow of malicious exploits. The MSRC (Microsoft Security Response Center) acknowledged that a slip-up caused 'a fast-track, pre-release version of the update' to be posted to a security community site and urged users to 'disregard' the premature update."